*{
    padding: 0;
    margin: 0;
}
a,li{
    text-decoration: none;
    color: #000000;
}
.px2rem(@name, @px){
    @{name}: @px / 75 * 1rem;
}
.txh{
    display: flex;
    display: -webkit-flex;
}
body{
//  .px2rem(height,1000);
}
           header{
                .px2rem(height,97);
                .txh();
                justify-content: space-between;
                align-items: center;
                border-bottom:1px solid #ccc ;
                .px2rem(font-size,34);
                span{
                    display: block;
                        a{
                              img{
                                  .px2rem(margin-left,20);
                                .px2rem(width,22);
                                .px2rem(height,40); 
                            }  
                        }
                }
                span:last-child{
                    .px2rem(margin-right,20);
                    .px2rem(font-size,26); 
                    color: #1B1B1B;
                }
                span:nth-child(2){
                    .px2rem(margin-right,30);
                }
            }
            nav{
                ul{
                   .px2rem(height,92); 
                   .txh();
                   justify-content: space-around;
                   align-items: center;
                    li{
                        width: 50%;
                        display: block;
                        .px2rem(height,92); 
                        .px2rem(font-size,30);
                        a{
                            .txh();
                            .px2rem(height,92);
                            justify-content: space-around;
                            align-items: center;
                            &.repair_on{
                            	border-bottom: 4px solid #fed102;
                            	text-decoration: none;
                            }
                        }
                    }
                }
            }
            .box{
                .px2rem(margin-top,20);
                span{
                    
                    img{
                         .px2rem(margin-top,20);
                        width: 100%;
                        
                    }
                }
            }
